<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图书列表展示</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">

    <link rel="stylesheet" href="css/list.css">
    <script type="text/javascript" src="js/jquery.min.js"></script>
    <script type="text/javascript" src="js/bootstrap.min.js"></script>
    <script src="js/jq-paginator.js"></script>

</head>

<body>
    <div class="bookContainer">
        <h2>图书列表展示</h2>
        <div class="navbar-justify-between">
            <div>
                <button class="btn btn-outline-info" type="button" onclick="location.href='book_add.html'">添加图书</button>
                <button class="btn btn-outline-info" type="button" onclick="batchDelete()">批量删除</button>
            </div>
        </div>

        <table>
            <thead>
                <tr>
                    <td>选择</td>
                    <td class="width100">图书ID</td>
                    <td>书名</td>
                    <td>作者</td>
                    <td>数量</td>
                    <td>定价</td>
                    <td>出版社</td>
                    <td>状态</td>
                    <td class="width200">操作</td>
                </tr>
            </thead>
            <tbody id="bookList">
            </tbody>
        </table>

        <div class="demo">
            <ul id="pageContainer" class="pagination justify-content-center"></ul>
        </div>
        <script>

            getBookList();
            function getBookList() {
               $.ajax({
                   type: "get",
                   url: "/book/getListByPage"+location.search,
                   success: function (result) {
                       console.log(result);
                       //未登录
                       if (result == null || result.code == -1) {
                           location.href = "login.html";
                           return;
                       }
                       var data = result.data;
                       var books = data.records;
                       var finalHtml = "";
                       for (var book of books) {
                           finalHtml += '<tr>';
                           finalHtml += '<td><input type="checkbox" name="selectBook" value="' + book.id + '" id="selectBook" class="book-select"></td>';
                           finalHtml += '<td>' + book.id + '</td>';
                           finalHtml += '<td>' + book.bookName + '</td>';
                           finalHtml += '<td>' + book.author + '</td>';
                           finalHtml += '<td>' + book.count + '</td>';
                           finalHtml += '<td>' + book.price + '</td>';
                           finalHtml += '<td>' + book.publish + '</td>';
                           finalHtml += '<td>' + book.statusCN + '</td>';
                           finalHtml += '<td>';
                           finalHtml += '<div class="op">';
                           finalHtml += '<a href="book_update.html?bookId=' + book.id + '">修改</a>';
                           finalHtml += '<a href="javascript:void(0)" onclick="deleteBook(' + book.id + ')">删除</a>';
                           finalHtml += '</div>';
                           finalHtml += '</td>';
                           finalHtml += '</tr>';

                       }

                       $("#bookList").html(finalHtml);

                       var currentPage = data.request.currentPage;
                       //翻页信息
                       $("#pageContainer").jqPaginator({
                           totalCounts: data.total, //总记录数
                           pageSize: 10,    //每页的个数
                           visiblePages: 5, //可视页数
                           currentPage: data.request.currentPage,  //当前页码
                           first: '<li class="page-item"><a class="page-link">首页</a></li>',
                           prev: '<li class="page-item"><a class="page-link" href="javascript:void(0);">上一页<\/a><\/li>',
                           next: '<li class="page-item"><a class="page-link" href="javascript:void(0);">下一页<\/a><\/li>',
                           last: '<li class="page-item"><a class="page-link" href="javascript:void(0);">最后一页<\/a><\/li>',
                           page: '<li class="page-item"><a class="page-link" href="javascript:void(0);">{{page}}<\/a><\/li>',
                           //页面初始化和页码点击时都会执行
                           onPageChange: function (page, type) {
                               console.log("第" + page + "页, 类型:" + type);
                               if (type=="change") {
                                   location.href = "book_list.html?currentPage="+page;
                               }
                           }
                       });

                   },
                   error: function (error){
                       console.log(error);
                       if (error.status == 401) {
                           //用户未登录
                           location.href = "login.html";
                       }
                   }
               });
            }
    

            function deleteBook(id) {
                var isDelete = confirm("确认删除?");
                if (isDelete) {
                    //删除图书
                    // alert("删除成功");
                    $.ajax({
                        type: "post",
                        url: "/book/deleteBook",
                        data: {
                            bookId: id
                        },
                        success: function (result) {
                            if (result.code == 200 && result.data=="") {
                                //删除成功
                                location.href = "book_list.html";
                            }else {
                                //删除失败
                                alert(result);
                            }
                        }
                    });
                }
            }
            function batchDelete() {
                var isDelete = confirm("确认批量删除?");
                if (isDelete) {
                    //获取复选框的id
                    var ids = [];
                    $("input:checkbox[name='selectBook']:checked").each(function () {
                        ids.push($(this).val());
                    });
                   /* console.log(ids);
                    alert("批量删除成功");*/
                    $.ajax({
                        type: "post",
                        url: "book/batchDeleteBook?ids="+ids,
                        success: function (result){
                           if (result){
                               alert("批量删除成功");
                               location.href= "book_list.html";
                           }else {
                               alert("删除失败,请联系管理员");
                           }
                        }
                    });
                }
            }

        </script>
    </div>
</body>

</html>